Bugzilla – Bug 881679
sysfs group ffffffff81eaba60 not found for kobject 'parport0'
Last modified: 2014-06-06 12:48:52 UTC
When running hwinfo on recent factory, following appears in dmesg: [ 480.868613] ------------[ cut here ]------------ [ 480.868625] WARNING: CPU: 0 PID: 1764 at /home/abuild/rpmbuild/BUILD/kernel-desktop-3.15.rc7/linux-3.15-rc7/fs/sysfs/group.c:219 device_del+0x40/0x1b0() [ 480.868627] sysfs group ffffffff81eaba60 not found for kobject 'parport0' [ 480.868629] Modules linked in: parport_pc(-) rpcsec_gss_krb5 auth_rpcgss oid_registry nfsv4 dns_resolver nfs lockd sunrpc fscache bridge stp llc iscsi_ibft iscsi_boot_sysfs af_packet gpio_ich iTCO_wdt iTCO_vendor_support ppdev snd_hda_codec_idt snd_hda_codec_generic coretemp pcspkr serio_raw i2c_i801 lpc_ich mfd_core snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_timer tpm_tis tpm snd parport soundcore mei_me shpchp mei acpi_cpufreq processor btrfs xor raid6_pq ata_generic sr_mod cdrom firewire_ohci firewire_core crc_itu_t nouveau pata_marvell video mxm_wmi wmi i2c_algo_bit drm_kms_helper ttm e1000e drm ptp pps_core button dm_mirror dm_region_hash dm_log dm_mod sg [last unloaded: lp] [ 480.868689] CPU: 0 PID: 1764 Comm: rmmod Not tainted 3.15.0-rc7-1-desktop #1 [ 480.868691] Hardware name: /DG965WH, BIOS MQ96510J.86A.1754.2008.1117.0002 11/17/2008 [ 480.868693] 0000000000000009 ffffffff81603600 ffff8800c2213de8 ffffffff810582f7 [ 480.868696] ffff8800c624bc00 ffff8800c2213e38 ffff88021dc9ea00 ffff88021e7e2810 [ 480.868699] 00000000024081d0 ffffffff8105835c ffffffff81a2fe68 0000000000000028 [ 480.868702] Call Trace: [ 480.868716] [<ffffffff81004b7e>] dump_trace+0x8e/0x350 [ 480.868720] [<ffffffff81004ee6>] show_stack_log_lvl+0xa6/0x190 [ 480.868724] [<ffffffff81006371>] show_stack+0x21/0x50 [ 480.868729] [<ffffffff81603600>] dump_stack+0x49/0x6a [ 480.868735] [<ffffffff810582f7>] warn_slowpath_common+0x77/0x90 [ 480.868739] [<ffffffff8105835c>] warn_slowpath_fmt+0x4c/0x50 [ 480.868743] [<ffffffff81403200>] device_del+0x40/0x1b0 [ 480.868747] [<ffffffff8140338a>] device_unregister+0x1a/0x60 [ 480.868750] [<ffffffff8140343a>] device_destroy+0x3a/0x40 [ 480.868758] [<ffffffffa0414546>] parport_remove_port+0x36/0x180 [parport] [ 480.868770] [<ffffffffa06d0bc5>] parport_pc_unregister_port+0x25/0x1a0 [parport_pc] [ 480.868782] [<ffffffffa06d407e>] parport_pc_exit+0x71/0xff3 [parport_pc] [ 480.868790] [<ffffffff810d0fa4>] SyS_delete_module+0x154/0x1f0 [ 480.868796] [<ffffffff816116ed>] system_call_fastpath+0x1a/0x1f [ 480.868802] [<00007f3d8d937047>] 0x7f3d8d937046 [ 480.868804] ---[ end trace 9f24dc682fb2d1b9 ]--- [ 480.887650] parport_pc 00:07: activated [ 480.887657] parport_pc 00:07: reported by Plug and Play ACPI [ 480.887714] parport0: PC-style at 0x378, irq 7 [PCSPP,TRISTATE] [ 480.977933] lp0: using parport0 (interrupt-driven). [ 481.004338] ppa: Version 2.07 (for Linux 2.4.x) [ 481.034148] st: Version 20101219, fixed bufsize 32768, s/g segs 256 [ 481.210758] BIOS EDD facility v0.16 2004-Jun-25, 0 devices found [ 481.210762] EDD information not available.
Likely dup. *** This bug has been marked as a duplicate of bug 856659 ***